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Prototype4

tgtakaoka

The 3 chips HD6309E SBC implementation

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Part NumberDescription
ATmega4809-P
HM628128DLP-5
HD63C09E
ATtiny412-SS20MHz, 4kB Flash, 256B SRAM, 128B EEPROM, SOIC-8
CD74HCT30
CD74HCT688

Prototype4 schematic

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